@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400;1,600&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

/* ==========================================================================
   SISTEMA DE VARIABLES Y TOKENS DE DISEÑO
   ========================================================================== */
:root {
  /* Paleta Institucional */
  --color-white: #FFFFFF;
  --color-bg-light: #F8FAFC;
  --color-bg-subtle: #F1F5F9;
  --color-charcoal: #0F172A;
  --color-charcoal-light: #1E293B;
  --color-charcoal-muted: #475569;
  --color-slate-warm: #334155;
  --color-gray-50: #F8FAFC;
  --color-gray-100: #F1F5F9;
  --color-gray-200: #E2E8F0;
  --color-gray-300: #CBD5E1;
  --color-gray-400: #94A3B8;
  --color-gray-500: #64748B;
  --color-gray-600: #475569;
  --color-gray-700: #334155;
  --color-gray-800: #1E293B;
  --color-gray-900: #0F172A;

  /* Azules de la Institución */
  --color-blue-primary: #1A4B9C;
  --color-blue-dark: #143875;
  --color-blue-light: #2563EB;
  --color-blue-subtle: #EFF6FF;
  --color-blue-border: #BFDBFE;
  --color-blue-hover: #1D4ED8;

  /* Dorados del Escudo / Acentos */
  --color-gold: #B48C36;
  --color-gold-light: #D4AF37;
  --color-gold-dark: #936E20;

  /* Estados */
  --color-success: #16A34A;
  --color-success-bg: #DCFCE7;
  --color-success-border: #86EFAC;
  --color-danger: #DC2626;
  --color-danger-bg: #FEF2F2;
  --color-danger-border: #FECACA;
  --color-warning: #D97706;
  --color-warning-bg: #FEF3C7;
  --color-warning-border: #FDE68A;

  /* Tipografías */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Sombras y Elevaciones */
  --shadow-xs: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(15, 23, 42, 0.08), 0 1px 2px -1px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.08), 0 2px 4px -2px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.06);

  /* Transiciones */
  --transition-fast: 0.15s ease;
  --transition-base: 0.25s ease;
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);

  /* Bordes */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 12px;
  --radius-full: 9999px;
}

/* ==========================================================================
   RESETEO Y ESTILOS BASE
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-white);
  color: var(--color-charcoal);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background-color: rgba(26, 75, 156, 0.2);
  color: var(--color-charcoal);
}

img, svg, picture {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  background: none;
  border: none;
}

ul, ol {
  list-style: none;
}

/* ==========================================================================
   TIPOGRAFÍA Y UTILIDADES DE TEXTO
   ========================================================================== */
.font-serif { font-family: var(--font-serif); }
.font-sans { font-family: var(--font-sans); }
.font-mono { font-family: var(--font-mono); }

.font-light { font-weight: 300; }
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

.text-charcoal { color: var(--color-charcoal); }
.text-charcoal-light { color: var(--color-charcoal-light); }
.text-institution-blue { color: var(--color-blue-primary); }
.text-gold { color: var(--color-gold); }
.text-gray-400 { color: var(--color-gray-400); }
.text-gray-500 { color: var(--color-gray-500); }
.text-gray-600 { color: var(--color-gray-600); }
.text-gray-700 { color: var(--color-gray-700); }
.text-white { color: var(--color-white); }
.text-blue-300 { color: #93C5FD; }

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.uppercase { text-transform: uppercase; }
.italic { font-style: italic; }
.not-italic { font-style: normal; }

.tracking-tight { letter-spacing: -0.025em; }
.tracking-wide { letter-spacing: 0.025em; }
.tracking-wider { letter-spacing: 0.05em; }
.tracking-widest { letter-spacing: 0.1em; }
.tracking-spacious { letter-spacing: 0.25em; }

.leading-none { line-height: 1; }
.leading-tight { line-height: 1.25; }
.leading-snug { line-height: 1.375; }
.leading-relaxed { line-height: 1.625; }

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.whitespace-nowrap { white-space: nowrap; }
.whitespace-pre-line { white-space: pre-line; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ==========================================================================
   LAYOUT Y CONTENEDORES
   ========================================================================== */
.main-content {
  flex-grow: 1;
  background-color: var(--color-white);
}

.container-xl {
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

@media (min-width: 640px) {
  .container-xl {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }
}

@media (min-width: 1024px) {
  .container-xl {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

.max-w-xl { max-width: 36rem; margin-left: auto; margin-right: auto; }
.max-w-3xl { max-width: 48rem; }
.max-w-4xl { max-width: 56rem; margin-left: auto; margin-right: auto; }
.max-w-5xl { max-width: 64rem; margin-left: auto; margin-right: auto; }
.max-w-6xl { max-width: 72rem; margin-left: auto; margin-right: auto; }

.flex { display: flex; }
.inline-flex { display: inline-flex; }
.flex-col { flex-direction: column; }
.flex-grow { flex-grow: 1; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.flex-wrap { flex-wrap: wrap; }
.gap-1 { gap: 0.25rem; }
.gap-1\.5 { gap: 0.375rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-3\.5 { gap: 0.875rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }
.gap-12 { gap: 3rem; }

.grid { display: grid; }
.hidden { display: none !important; }
.block { display: block; }
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }
.overflow-hidden { overflow: hidden; }

.w-full { width: 100%; }
.h-full { height: 100%; }

/* ==========================================================================
   HEADER Y NAVEGACIÓN INSTITUCIONAL
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-gray-200);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 5.5rem;
}

@media (min-width: 640px) {
  .header-inner {
    height: 6rem;
  }
}

.logo-group {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  text-decoration: none;
}

.logo-img {
  height: 3.5rem;
  width: auto;
  object-fit: contain;
  flex-shrink: 0;
}

@media (min-width: 640px) {
  .logo-img {
    height: 4rem;
  }
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-title-sub {
  color: var(--color-charcoal);
  font-weight: 700;
  font-size: 0.95rem;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

@media (min-width: 640px) {
  .logo-title-sub {
    font-size: 1.1rem;
  }
}

.logo-title-main {
  color: var(--color-blue-primary);
  font-weight: 700;
  font-size: 1.125rem;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

@media (min-width: 640px) {
  .logo-title-main {
    font-size: 1.25rem;
  }
}

.logo-motto {
  color: var(--color-gray-500);
  font-weight: 400;
  font-size: 0.65rem;
  line-height: 1;
  margin-top: 0.2rem;
}

@media (min-width: 640px) {
  .logo-motto {
    font-size: 0.75rem;
  }
}

.desktop-nav {
  display: none;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.875rem;
  font-weight: 500;
}

@media (min-width: 768px) {
  .desktop-nav {
    display: flex;
  }
}

.nav-link {
  color: var(--color-gray-600);
  padding-bottom: 0.25rem;
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-blue-primary);
}

.nav-link.active {
  color: var(--color-blue-primary);
  border-bottom: 2px solid var(--color-blue-primary);
  font-weight: 600;
}

.mobile-menu-toggle {
  display: flex;
  align-items: center;
  padding: 0.5rem;
  color: var(--color-charcoal);
}

@media (min-width: 768px) {
  .mobile-menu-toggle {
    display: none;
  }
}

.mobile-menu-toggle:hover {
  color: var(--color-blue-primary);
}

.mobile-nav-panel {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-gray-200);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow-lg);
}

@media (min-width: 768px) {
  .mobile-nav-panel {
    display: none !important;
  }
}

.mobile-nav-link {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-gray-700);
  padding: 0.25rem 0;
}

.mobile-nav-link.active {
  color: var(--color-blue-primary);
  font-weight: 600;
}

/* ==========================================================================
   BOTONES INSTITUCIONALES
   ========================================================================== */
.btn-institution-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: var(--color-blue-primary);
  color: var(--color-white);
  border: 1px solid var(--color-blue-primary);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xs);
  transition: all var(--transition-base);
  text-decoration: none;
}

.btn-institution-primary:hover {
  background-color: var(--color-blue-dark);
  border-color: var(--color-blue-dark);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(26, 75, 156, 0.25);
  transform: translateY(-1px);
}

.btn-institution-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: transparent;
  color: var(--color-charcoal);
  border: 1px solid var(--color-gray-300);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  text-decoration: none;
}

.btn-institution-secondary:hover {
  background-color: var(--color-bg-light);
  border-color: var(--color-blue-primary);
  color: var(--color-blue-primary);
}

.btn-cta-lg {
  padding: 0.95rem 2rem;
  letter-spacing: 0.2em;
  box-shadow: var(--shadow-md);
}

/* ==========================================================================
   SECCIÓN HERO Y PRESENTACIÓN
   ========================================================================== */
.hero-section {
  position: relative;
  padding-top: 3.5rem;
  padding-bottom: 5rem;
  border-bottom: 1px solid var(--color-gray-200);
  background-color: var(--color-white);
  text-align: center;
}

@media (min-width: 768px) {
  .hero-section {
    padding-top: 5rem;
    padding-bottom: 7rem;
  }
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 2.25rem;
  font-weight: 300;
  color: var(--color-charcoal);
  line-height: 1.15;
  letter-spacing: -0.025em;
}

@media (min-width: 640px) {
  .hero-title {
    font-size: 3.5rem;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 4.25rem;
  }
}

.hero-title-accent {
  font-weight: 400;
  font-style: italic;
  color: var(--color-blue-primary);
}

.hero-lead {
  font-size: 1rem;
  color: var(--color-gray-600);
  font-weight: 300;
  line-height: 1.7;
  max-width: 48rem;
  margin-left: auto;
  margin-right: auto;
  margin-top: 1.5rem;
}

@media (min-width: 640px) {
  .hero-lead {
    font-size: 1.25rem;
  }
}

.hero-metrics {
  margin-top: 3rem;
  padding-top: 3rem;
  border-top: 1px solid var(--color-gray-200);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
}

.metric-number {
  display: block;
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
}

@media (min-width: 640px) {
  .metric-number {
    font-size: 2.5rem;
  }
}

.metric-label {
  display: block;
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-gray-500);
  font-weight: 500;
  margin-top: 0.25rem;
}

/* ==========================================================================
   SECCIONES EDITORIALES Y DECORADORES
   ========================================================================== */
.section-py {
  padding-top: 5rem;
  padding-bottom: 5rem;
  border-bottom: 1px solid var(--color-gray-200);
}

.section-bg-gray { background-color: var(--color-gray-50); }
.section-bg-white { background-color: var(--color-white); }
.section-bg-dark { background-color: var(--color-charcoal); color: var(--color-white); }

.section-badge {
  display: inline-block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--color-blue-primary);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--color-charcoal);
  font-weight: 300;
  line-height: 1.25;
}

@media (min-width: 640px) {
  .section-title {
    font-size: 3rem;
  }
}

.accent-bar {
  width: 5rem;
  height: 2px;
  background-color: var(--color-blue-primary);
  margin-top: 0.75rem;
  margin-bottom: 1.5rem;
}

.accent-bar.center {
  margin-left: auto;
  margin-right: auto;
}

.accent-bar-sm {
  width: 3rem;
  height: 2px;
  background-color: var(--color-blue-primary);
  margin-top: 0.5rem;
  margin-bottom: 1rem;
}

/* Grid de 3 columnas para propósitos */
.grid-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 768px) {
  .grid-features {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-card {
  background-color: var(--color-white);
  padding: 2rem;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xs);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.feature-card:hover {
  border-color: var(--color-blue-primary);
  box-shadow: var(--shadow-md);
}

.feature-icon-wrap {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-blue-subtle);
  border: 1px solid var(--color-blue-border);
  color: var(--color-blue-primary);
  border-radius: var(--radius-md);
}

.feature-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-charcoal);
}

.feature-desc {
  font-size: 0.875rem;
  color: var(--color-gray-600);
  font-weight: 300;
  line-height: 1.625;
}

/* ==========================================================================
   TARJETA DE CATEGORÍAS TEMÁTICAS & PASOS
   ========================================================================== */
.step-number {
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-full);
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-300);
  color: var(--color-blue-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.75rem;
  flex-shrink: 0;
  box-shadow: var(--shadow-xs);
}

.category-pill {
  padding: 0.875rem;
  background-color: var(--color-gray-50);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-gray-200);
}

/* ==========================================================================
   TARJETA DE OBRA ESTUDIANTIL (.student-frame)
   ========================================================================== */
.student-frame {
  position: relative;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-gray-200);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-base);
}

.student-frame:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px -4px rgba(26, 75, 156, 0.12), 0 4px 10px -2px rgba(15, 23, 42, 0.06);
  border-color: var(--color-blue-primary);
}

/* ==========================================================================
   OBRA DESTACADA: BORDADO DORADO Y ACABADOS DE HONOR
   ========================================================================== */
.student-frame.is-destacada {
  border: 2px solid #D4AF37;
  box-shadow: 
    0 0 0 1px #936E20,
    0 0 16px -2px rgba(212, 175, 55, 0.4),
    0 4px 12px rgba(15, 23, 42, 0.08);
}

/* Pespunte / Bordado interno dorado punteado artesanal */
.student-frame.is-destacada::before {
  content: '';
  position: absolute;
  inset: 4px;
  border: 1.5px dashed rgba(212, 175, 55, 0.85);
  border-radius: calc(var(--radius-lg) - 3px);
  pointer-events: none;
  z-index: 4;
  transition: border-color var(--transition-base), inset var(--transition-base);
}

/* Resplandor y esquinas con filigrana dorada */
.student-frame.is-destacada::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  background: 
    radial-gradient(circle at top right, rgba(212, 175, 55, 0.22) 0%, transparent 45%),
    radial-gradient(circle at bottom left, rgba(212, 175, 55, 0.15) 0%, transparent 40%);
  pointer-events: none;
  z-index: 1;
}

.student-frame.is-destacada:hover {
  transform: translateY(-5px);
  border-color: #F59E0B;
  box-shadow: 
    0 0 0 1.5px #D97706,
    0 16px 32px -4px rgba(212, 175, 55, 0.5),
    0 0 24px rgba(245, 158, 11, 0.4);
}

.student-frame.is-destacada:hover::before {
  border-color: #FEF08A;
  inset: 3px;
}

/* Emblema / Badge de Bordado Dorado */
.gold-embroidery-badge {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  z-index: 6;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: linear-gradient(135deg, #FFFBEB 0%, #FDE047 35%, #D4AF37 70%, #936E20 100%);
  color: #451A03;
  font-size: 0.65rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-sm);
  border: 1px solid #B45309;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25), 0 0 0 1px rgba(255, 255, 255, 0.8) inset;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.7);
  pointer-events: none;
  animation: goldShimmer 3s infinite ease-in-out;
}

@keyframes goldShimmer {
  0%, 100% {
    filter: brightness(1);
  }
  50% {
    filter: brightness(1.15) drop-shadow(0 0 4px rgba(253, 224, 71, 0.6));
  }
}

.gold-embroidery-badge svg {
  width: 0.8rem;
  height: 0.8rem;
  fill: #78350F;
  filter: drop-shadow(0 1px 0 rgba(255, 255, 255, 0.8));
}

/* ==========================================================================
   SISTEMA DE PUESTOS / RANKING DE OBRAS (TOP 1, 2, 3, 4, 5...)
   ========================================================================== */
.ranking-badge {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 7;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.6875rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2);
  pointer-events: none;
  backdrop-filter: blur(6px);
}

.ranking-badge.top-1 {
  background: linear-gradient(135deg, #FFFDE7 0%, #FFD700 35%, #D4AF37 70%, #996515 100%);
  color: #3B1A00;
  border: 1.5px solid #FFF59D;
  box-shadow: 0 4px 14px rgba(212, 175, 55, 0.5), 0 0 10px rgba(255, 215, 0, 0.4);
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.8);
}

.ranking-badge.top-2 {
  background: linear-gradient(135deg, #FFFFFF 0%, #E2E8F0 40%, #94A3B8 80%, #64748B 100%);
  color: #0F172A;
  border: 1.5px solid #F1F5F9;
  box-shadow: 0 4px 12px rgba(148, 163, 184, 0.4);
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.8);
}

.ranking-badge.top-3 {
  background: linear-gradient(135deg, #FFEDD5 0%, #FB923C 35%, #C2410C 70%, #7C2D12 100%);
  color: #FFFFFF;
  border: 1.5px solid #FDBA74;
  box-shadow: 0 4px 12px rgba(194, 65, 12, 0.4);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
}

.ranking-badge.top-n {
  background: linear-gradient(135deg, #1E293B 0%, #0F172A 100%);
  color: #F8FAFC;
  border: 1px solid #D4AF37;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.artwork-img-container {
  aspect-ratio: 4 / 3;
  position: relative;
  overflow: hidden;
  background-color: var(--color-charcoal);
  display: block;
}

.artwork-picture {
  width: 100%;
  height: 100%;
  display: block;
}

.artwork-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.student-frame:hover .artwork-img {
  transform: scale(1.04);
}

.artwork-hover-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(26, 75, 156, 0.25);
  opacity: 0;
  transition: opacity 0.25s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.student-frame:hover .artwork-hover-overlay {
  opacity: 1;
}

.artwork-hover-badge {
  padding: 0.375rem 0.75rem;
  background-color: var(--color-white);
  color: var(--color-blue-primary);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
}

.card-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  justify-content: space-between;
  gap: 0.75rem;
}

.card-meta-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.card-title {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-charcoal);
  line-height: 1.35;
  transition: color var(--transition-fast);
}

.card-title:hover {
  color: var(--color-blue-primary);
}

.card-author {
  font-size: 0.75rem;
  color: var(--color-gray-600);
  font-weight: 500;
}

.card-footer {
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-gray-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.6875rem;
}

/* ==========================================================================
   GRID DE CATÁLOGO RESPONSIVO
   ========================================================================== */
.catalog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .catalog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .catalog-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .catalog-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ==========================================================================
   BUSCADOR Y FILTROS
   ========================================================================== */
.search-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}

.search-input {
  width: 100%;
  background-color: var(--color-white);
  color: var(--color-charcoal);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-lg);
  padding: 1rem 7.5rem 1rem 3rem;
  font-size: 0.95rem;
  font-weight: 300;
  box-shadow: var(--shadow-xs);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-input:focus {
  outline: none;
  border-color: var(--color-blue-primary);
  box-shadow: 0 0 0 2px rgba(26, 75, 156, 0.15);
}

.search-input::placeholder {
  color: var(--color-gray-400);
}

.search-icon {
  position: absolute;
  left: 1rem;
  color: var(--color-gray-400);
  pointer-events: none;
}

.search-btn {
  position: absolute;
  right: 0.5rem;
  padding: 0.65rem 1.1rem;
  background-color: var(--color-blue-primary);
  color: var(--color-white);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast);
}

.search-btn:hover {
  background-color: var(--color-blue-dark);
}

.filters-bar {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-gray-200);
  position: sticky;
  top: 5.5rem;
  z-index: 30;
  padding-top: 1rem;
  padding-bottom: 1rem;
  box-shadow: var(--shadow-xs);
}

@media (min-width: 640px) {
  .filters-bar {
    top: 6rem;
  }
}

.filter-select-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  padding-top: 0.5rem;
}

@media (min-width: 640px) {
  .filter-select-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .filter-select-grid {
    display: grid !important;
    grid-template-columns: repeat(4, 1fr);
    padding-top: 0;
  }
}

.filter-label {
  display: block;
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-gray-500);
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.filter-select {
  width: 100%;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-300);
  color: var(--color-charcoal);
  font-size: 0.75rem;
  border-radius: var(--radius-md);
  padding: 0.625rem 0.75rem;
  transition: border-color var(--transition-fast);
}

.filter-select:focus {
  outline: none;
  border-color: var(--color-blue-primary);
}

.btn-clear {
  width: 100%;
  padding: 0.625rem 0.75rem;
  background-color: var(--color-gray-100);
  color: var(--color-charcoal);
  font-size: 0.75rem;
  border-radius: var(--radius-md);
  font-weight: 500;
  border: 1px solid var(--color-gray-300);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  transition: background-color var(--transition-fast);
}

.btn-clear:hover {
  background-color: var(--color-gray-200);
}

/* Filter Badges / Chips */
.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.625rem;
  background-color: var(--color-blue-subtle);
  border: 1px solid var(--color-blue-border);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  color: var(--color-blue-primary);
  font-weight: 500;
}

.filter-chip-remove {
  color: var(--color-blue-hover);
  display: flex;
  align-items: center;
}

.filter-chip-remove:hover {
  color: var(--color-blue-dark);
}

/* ==========================================================================
   PAGINACIÓN
   ========================================================================== */
.pagination-nav {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-gray-200);
}

.pagination-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

@media (min-width: 640px) {
  .pagination-inner {
    flex-direction: row;
  }
}

.pagination-btn {
  padding: 0.5rem 0.75rem;
  font-size: 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-gray-300);
  background-color: var(--color-white);
  color: var(--color-charcoal);
  font-weight: 500;
  transition: all var(--transition-fast);
}

.pagination-btn:hover:not(:disabled) {
  background-color: var(--color-gray-50);
  border-color: var(--color-blue-primary);
  color: var(--color-blue-primary);
}

.pagination-btn.active {
  background-color: var(--color-blue-primary);
  color: var(--color-white);
  border-color: var(--color-blue-primary);
  font-weight: 600;
}

.pagination-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  background-color: var(--color-gray-50);
}

/* ==========================================================================
   PÁGINA DE DETALLE DE OBRA (obra.html)
   ========================================================================== */
.artwork-layout-top {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: flex-start;
}

@media (min-width: 1024px) {
  .artwork-layout-top {
    grid-template-columns: 7fr 5fr;
  }
}

.artwork-layout-bottom {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--color-gray-200);
}

@media (min-width: 1024px) {
  .artwork-layout-bottom {
    grid-template-columns: 8fr 4fr;
  }
}

.artwork-meta-box {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-xs);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-size: 0.8125rem;
}

.meta-row {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 0.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-gray-100);
}

.meta-row:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.meta-label {
  color: var(--color-gray-500);
  font-weight: 300;
}

.meta-value {
  color: var(--color-charcoal);
  font-weight: 600;
}

.poetic-quote {
  position: relative;
  border-left: 3px solid var(--color-blue-primary);
  padding-left: 1.5rem;
  font-style: italic;
}

.poetic-box {
  background-color: rgba(239, 246, 255, 0.7);
  padding: 2rem;
  border: 1px solid var(--color-blue-border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* ==========================================================================
   MODAL LIGHTBOX DE ZOOM
   ========================================================================== */
.image-modal {
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background-color: rgba(15, 23, 42, 0.95);
  transition: opacity 0.3s ease, visibility 0.3s ease;
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

@media (min-width: 640px) {
  .image-modal {
    padding: 2rem;
  }
}

.image-modal.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.image-modal:not(.hidden) {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.modal-close-btn {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 10;
  color: var(--color-white);
  background-color: rgba(15, 23, 42, 0.8);
  padding: 0.75rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.modal-close-btn:hover {
  color: #93C5FD;
  background-color: var(--color-blue-primary);
}

.modal-img-content {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ==========================================================================
   ESTADOS DE CARGA, VACÍO Y ERROR
   ========================================================================== */
.state-box {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  padding: 4rem 2rem;
  text-align: center;
  border-radius: var(--radius-lg);
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  box-shadow: var(--shadow-sm);
}

.state-box-error {
  border-color: #FECACA;
}

.state-icon-circle {
  width: 4rem;
  height: 4rem;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: auto;
  margin-right: auto;
}

.state-icon-circle.blue {
  background-color: var(--color-blue-subtle);
  color: var(--color-blue-primary);
}

.state-icon-circle.red {
  background-color: #FEF2F2;
  color: #DC2626;
}

/* Animación Skeleton Loader */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .45; }
}

.skeleton-card {
  height: 20rem;
  background-color: var(--color-gray-100);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  animation: pulse 1.5s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* ==========================================================================
   PANEL ADMINISTRADOR (DASHBOARD, TABLAS, FORMULARIOS, DROPZONE)
   ========================================================================== */
.admin-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.65rem;
  background-color: var(--color-blue-primary);
  color: var(--color-white);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: var(--radius-sm);
}

/* Tarjetas de estadísticas */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
}

@media (min-width: 640px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stat-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-xs);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-blue-primary);
}

.stat-info {
  display: flex;
  flex-direction: column;
}

.stat-val {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-charcoal);
  line-height: 1.1;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--color-gray-500);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.25rem;
}

.stat-icon-wrap {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius-md);
  background-color: var(--color-blue-subtle);
  color: var(--color-blue-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Barra de herramientas / Acciones de administración */
.admin-toolbar {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-xs);
}

@media (min-width: 768px) {
  .admin-toolbar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.admin-search-box {
  position: relative;
  display: flex;
  align-items: center;
  flex-grow: 1;
  max-width: 24rem;
}

.admin-search-input {
  width: 100%;
  padding: 0.625rem 1rem 0.625rem 2.5rem;
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  transition: border-color var(--transition-fast);
}

.admin-search-input:focus {
  outline: none;
  border-color: var(--color-blue-primary);
  box-shadow: 0 0 0 2px rgba(26, 75, 156, 0.1);
}

.admin-search-icon {
  position: absolute;
  left: 0.75rem;
  color: var(--color-gray-400);
  pointer-events: none;
}

/* Tabla de Administración */
.admin-table-container {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  box-shadow: var(--shadow-xs);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.8125rem;
}

.admin-th {
  background-color: var(--color-gray-50);
  color: var(--color-gray-600);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.6875rem;
  letter-spacing: 0.05em;
  padding: 0.875rem 1rem;
  border-bottom: 1px solid var(--color-gray-200);
  white-space: nowrap;
}

.admin-td {
  padding: 0.875rem 1rem;
  border-bottom: 1px solid var(--color-gray-100);
  vertical-align: middle;
}

.admin-tr:hover {
  background-color: rgba(248, 250, 252, 0.8);
}

.admin-thumb {
  width: 3.5rem;
  height: 2.75rem;
  border-radius: var(--radius-sm);
  object-fit: cover;
  background-color: var(--color-charcoal);
  border: 1px solid var(--color-gray-200);
}

/* Botones de acción en tabla */
.btn-action {
  padding: 0.4rem 0.6rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  transition: all var(--transition-fast);
}

.btn-action-edit {
  color: var(--color-blue-primary);
  background-color: var(--color-blue-subtle);
  border: 1px solid var(--color-blue-border);
}

.btn-action-edit:hover {
  background-color: #DBEAFE;
  color: var(--color-blue-dark);
}

.btn-action-delete {
  color: var(--color-danger);
  background-color: var(--color-danger-bg);
  border: 1px solid var(--color-danger-border);
}

.btn-action-delete:hover {
  background-color: #FEE2E2;
}

.btn-action-view {
  color: var(--color-gray-600);
  background-color: var(--color-gray-100);
  border: 1px solid var(--color-gray-300);
}

.btn-action-view:hover {
  background-color: var(--color-gray-200);
  color: var(--color-charcoal);
}

/* Badges en tabla */
.badge-tag {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.6875rem;
  font-weight: 500;
}

.badge-tag.blue {
  background-color: var(--color-blue-subtle);
  color: var(--color-blue-primary);
  border: 1px solid var(--color-blue-border);
}

.badge-tag.gold {
  background-color: var(--color-warning-bg);
  color: var(--color-gold-dark);
  border: 1px solid var(--color-warning-border);
}

/* ==========================================================================
   MODAL DE FORMULARIO DE OBRA (SUBIDA Y EDICIÓN)
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 50;
  background-color: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  overflow-y: auto;
}

.modal-dialog {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  max-width: 50rem;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-gray-200);
  animation: fadeIn 0.25s ease-out;
}

.modal-header-box {
  padding: 1.25rem 1.75rem;
  border-bottom: 1px solid var(--color-gray-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-body-scroll {
  padding: 1.75rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.modal-footer-box {
  padding: 1.25rem 1.75rem;
  border-top: 1px solid var(--color-gray-200);
  background-color: var(--color-gray-50);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
  border-bottom-left-radius: var(--radius-xl);
  border-bottom-right-radius: var(--radius-xl);
}

/* Elementos de Formulario */
.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 640px) {
  .form-grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

.form-grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 640px) {
  .form-grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.form-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-charcoal);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.form-label .required {
  color: var(--color-danger);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.65rem 0.875rem;
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  color: var(--color-charcoal);
  background-color: var(--color-white);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-blue-primary);
  box-shadow: 0 0 0 2px rgba(26, 75, 156, 0.15);
}

.form-textarea {
  resize: vertical;
  min-height: 5rem;
  line-height: 1.5;
}

.form-hint {
  font-size: 0.6875rem;
  color: var(--color-gray-500);
  font-weight: 300;
}

/* Dropzone de subida de fotos */
.dropzone-box {
  border: 2px dashed var(--color-gray-300);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
  background-color: var(--color-gray-50);
  cursor: pointer;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
  position: relative;
}

.dropzone-box:hover, .dropzone-box.dragover {
  border-color: var(--color-blue-primary);
  background-color: var(--color-blue-subtle);
}

.dropzone-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.dropzone-preview-container {
  position: relative;
  max-width: 16rem;
  margin: 0 auto;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.dropzone-preview-img {
  width: 100%;
  height: 10rem;
  object-fit: contain;
  background-color: var(--color-charcoal);
}

.btn-remove-photo {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background-color: rgba(220, 38, 38, 0.9);
  color: var(--color-white);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.6875rem;
  font-weight: 600;
  transition: background-color var(--transition-fast);
}

.btn-remove-photo:hover {
  background-color: var(--color-danger);
}

/* Checkbox estilizado */
.checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--color-charcoal);
  cursor: pointer;
  user-select: none;
}

.checkbox-input {
  width: 1.125rem;
  height: 1.125rem;
  accent-color: var(--color-blue-primary);
  cursor: pointer;
}

/* ==========================================================================
   NOTIFICACIONES TOAST
   ========================================================================== */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 24rem;
  width: 100%;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  padding: 0.875rem 1.25rem;
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--color-blue-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.8125rem;
  animation: fadeIn 0.3s ease-out;
}

.toast.success {
  border-left-color: var(--color-success);
}

.toast.error {
  border-left-color: var(--color-danger);
}

/* ==========================================================================
   MODAL VISOR LIGHTBOX DE IMAGEN EN ALTA RESOLUCIÓN
   ========================================================================== */
.image-modal {
  position: fixed;
  inset: 0;
  z-index: 99999;
  background-color: rgba(7, 11, 22, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  cursor: zoom-out;
}

.image-modal.hidden {
  display: none !important;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.image-modal-dialog {
  position: relative;
  max-width: 95vw;
  max-height: 92vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: default;
}

.modal-img-content {
  max-width: 92vw;
  max-height: 82vh;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.9), 0 0 0 1px rgba(255, 255, 255, 0.15);
  animation: zoomModalIn 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  user-select: none;
  background-color: transparent;
}

@keyframes zoomModalIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.image-modal-caption-wrap {
  margin-top: 1rem;
  padding: 0.5rem 1.25rem;
  background: rgba(15, 23, 42, 0.75);
  border-radius: 9999px;
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  max-width: 90vw;
}

.modal-caption-text {
  font-family: var(--font-serif);
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.95);
  text-align: center;
  letter-spacing: 0.02em;
  margin: 0;
}

.modal-close-btn {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  z-index: 100000;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.3);
  cursor: pointer;
  backdrop-filter: blur(8px);
  transition: all 0.2s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}

.modal-close-btn:hover {
  background: rgba(255, 255, 255, 0.35);
  transform: scale(1.1);
  color: #ffffff;
}

/* ==========================================================================
   FOOTER INSTITUCIONAL
   ========================================================================== */
.site-footer {
  background-color: var(--color-white);
  color: var(--color-charcoal);
  border-top: 1px solid var(--color-gray-200);
  font-size: 0.75rem;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding-top: 3rem;
  padding-bottom: 3rem;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.footer-bottom {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-gray-100);
  text-align: center;
  color: var(--color-gray-400);
  font-size: 0.6875rem;
}

/* ==========================================================================
   ANIMACIONES Y ACCESIBILIDAD
   ========================================================================== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.4s ease-out forwards;
}

button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--color-blue-primary);
  outline-offset: 2px;
}

/* Scrollbar personalizado */
::-webkit-scrollbar {
  width: 7px;
  height: 7px;
}

::-webkit-scrollbar-track {
  background: var(--color-gray-100);
}

::-webkit-scrollbar-thumb {
  background: var(--color-gray-300);
  border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-blue-primary);
}